DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works

Transaction details

API

Transaction action

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAVITE SUB-DISTRIC Award a ₱2.4M contract to J.S. GENERAL CONTRACTORNational agencies

Transaction hash:

8deaec130541c2d7ddf58ebf33d97802c4bce7cf8b0f45c12953d7433ae8c9b1

Status:

Included and unchanged

Block:

#1,167 4,846 blocks after it

Position in block:

Transaction 20 of 49

Award day:

Jun 15, 2011 (15 yrs 4 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAVITE SUB-DISTRIC

To:

J.S. GENERAL CONTRACTOR

Value:

₱2,422,310.88

Project:

Concreting of various Farm –to- Market roads at Alfonso, Cavite (Package 010-2011)

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAVITE SUB-DISTRIC

Accountable officer:

Not stated in the source. PhilGEPS does not publish who certified the award.

Certification:

Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.

Demo signature:

Block #1,167 signature valid Demo key, proves nothing about the governmentPublic key

Linked records: from budget to payment

Bill Sec. 5

1. Appropriation
GAA line item · Sec. 5(b)
The award does not say which budget line pays for it.
Not published
2. Allotment release
SARO / allotment · Sec. 5(c)(iii)
Not published per project. DBM releases SAROs, but not linked to individual contracts.
Not published
3. Cash allocation
Notice of Cash Allocation · Sec. 5(c)(iv)
Not published per project.
Not published
4. Contract award
Notice of Award (PhilGEPS) · Sec. 5(d)
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAVITE SUB-DISTRIC awarded it to J.S. GENERAL CONTRACTOR on 2011-06-15.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
No matching DPWH contract record (only DPWH contracts are listed with progress).
Not published
6. Payment
Disbursement voucher · Sec. 5(c)(viii)
Not published. No public source shows how much of this contract has been paid.
Not published
7. Completion
Certificate of completion · Sec. 5(d)
No completion certificate published.
Not published
8. Audit
COA annual audit report · Sec. 5(e)(iii)
No COA finding linked to this contract.
Not published

1 of 8 documents found, 0 partly. Under CADENA every step would be published within 7 working days and linked to this record.

Tamper test: try changing this record

Demo

Edit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.

Contract amount (₱)

1. Record fingerprint changed
stored 8deaec1305…e8c9b1now …
2. Block Merkle root changed
stored 735d6bbd49…8543dcnow …
3. Block #1167 hash changed
stored eb2d4e20ae…b591c5now …

Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (6 steps)

How this one record is tied to the block's Merkle root, without needing the other 48 records. Each step hashes the current value together with the sibling shown.

leaf 8deaec130541c2d7ddf58ebf33d97802c4bce7cf8b0f45c12953d7433ae8c9b1
01 R 94ba8e8bc9691d9b8e071956f5c31a4abbfcfbe313cac32869d8adffc4704c60
02 R f90f01bf054db59acea2e98aac7bc2a9d83c3195b79bbbe3acdf30686af8e33e
03 L e09455c61959850d35599b2e5211cea732ccf6568f2bcee00ded5ddaa4c39bf3
04 R 76ffce6e32f4f2d13d2f4d7b77856421da2d820ea9d5cd03f15b8bcbc565088a
05 L d957fe4ef7f7bd10b49012b61cfeb7602d6a4c5f8be7248f0fd733f754a79126
06 R 645675b7412714e5134b2ed5c95d2ca6ceeee8ce176dcac639b540512d49ed71
root 735d6bbd498ace7b3f0fea62a817b4a4c51f24053782a1218a12dcb3eb8543dc